import java.util.Scanner;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: lucky
 * Date: 2022-09-05
 * Time: 14:32
 */
public class test3 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String frist = scanner.nextLine();
        String second = scanner.nextLine();
        if(frist == null && second == null) return;
        if(frist.length() > second.length()){

        }
    }
}
